Home / 1,525,446,767.82-2,288,191,409.37-434,929,835.82

Finding the Fourth Proportional to 1,525,446,767.82, 2,288,191,409.37 and 434,929,835.82

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Solution

The fourth proportional to 1,525,446,767.82, 2,288,191,409.37 and 434,929,835.82 is: 652,400,814.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,446,767.82 : 2,288,191,409.37 = 434,929,835.82 : x
  2. Step 2: Convert to fraction form
    1,525,446,767.82/2,288,191,409.37 = 434,929,835.82/x
  3. Step 3: Cross multiply
    1,525,446,767.82x = 2,288,191,409.37 × 434,929,835.82
  4. Step 4: Simplify right side
    1,525,446,767.82x = 995,202,714,002,028,416
  5. Step 5: Solve for x
    x = 995,202,714,002,028,416/1,525,446,767.82
  6. Step 6: Final answer
    x = 652,400,814.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.